202101002022 has 32 divisors (see below), whose sum is σ = 423468278784. Its totient is φ = 64220824800.

The previous prime is 202101001987. The next prime is 202101002027. The reversal of 202101002022 is 220200101202.

It is a junction number, because it is equal to n+sod(n) for n = 202101001989 and 202101002007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202101002027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8096229 + ... + 8121152.

It is an arithmetic number, because the mean of its divisors is an integer number (13233383712).

Almost surely, 2^202101002022 is an apocalyptic number.

202101002022 is an abundant number, since it is smaller than the sum of its proper divisors (221367276762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202101002022 is a wasteful number, since it uses less digits than its factorization.

202101002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16217484.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 202101002022 its reverse (220200101202), we get a palindrome (422301103224).

The spelling of 202101002022 in words is "two hundred two billion, one hundred one million, two thousand, twenty-two".